package com.woniu.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

@Configuration
public class RedisConfig {

    /**
     * 重新定义redis序列化方式
     *  @Bean: 把方法返回值放入容器，并且该对象在容器中的名字是方法名
     * @param redisConnectionFactory
     * @return
     */
    @Bean
    public RedisTemplate redisTemplateInit(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<String,Object> redisTemplate = new RedisTemplate<>();
        redisTemplate.setConnectionFactory(redisConnectionFactory);
        //设置序列化Key的实例化对象
        redisTemplate.setKeySerializer(new StringRedisSerializer());
        //设置序列化Value的实例化对象 之前是jdk的序列化 换成json方式序列化
        redisTemplate.setValueSerializer(new GenericJackson2JsonRedisSerializer());

        /**
         *
         * 设置Hash类型存储时，对象序列化报错解决
         */
        redisTemplate.setHashKeySerializer(new StringRedisSerializer());
        redisTemplate.setHashValueSerializer(new GenericJackson2JsonRedisSerializer());
        return redisTemplate;

    }
}